.hairline(@position, @color) when (@position = top) {
  &:before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: auto;
    right: auto;
    height: 1px;
    width: 100%;
    background-color: @color;
    display: block;
    z-index: 15;
    // .transform-origin(50% 0%);
    html.pixel-ratio-2 & {
      .transform(scaleY(0.5));
    }
    html.pixel-ratio-3 & {
      .transform(scaleY(0.33));
    }
  }
}
.hairline(@position, @color) when (@position = left) {
  &:before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: auto;
    right: auto;
    width: 1px;
    height: 100%;
    background-color: @color;
    display: block;
    z-index: 15;
    // .transform-origin(0% 50%);
    html.pixel-ratio-2 & {
      .transform(scaleX(0.5));
    }
    html.pixel-ratio-3 & {
      .transform(scaleX(0.33));
    }
  }

}
.hairline(@position, @color) when (@position = bottom) {
  &:after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    right: auto;
    top: auto;
    height: 1px;
    width: 100%;
    background-color: @color;
    display: block;
    z-index: 15;
    html.pixel-ratio-2 & {
      .transform(scaleY(0.5));
    }
    html.pixel-ratio-3 & {
      .transform(scaleY(0.33));
    }
  }
}
.hairline(@position, @color) when (@position = right) {
  &:after {
    content: '';
    position: absolute;
    right: 0;
    top: 0;
    left: auto;
    bottom: auto;
    width: 1px;
    height: 100%;
    background-color: @color;
    display: block;
    z-index: 15;
    // .transform-origin(100% 50%);
    html.pixel-ratio-2 & {
      .transform(scaleX(0.5));
    }
    html.pixel-ratio-3 & {
      .transform(scaleX(0.33));
    }
  }
}

// Shadow
.depth(@level:1) {
  & when (@level = 0) {
    box-shadow: none;
  }
  & when (@level = 1) {
    box-shadow: 0 2px 1px -1px rgba(0,0,0,.2),0 1px 1px 0 rgba(0,0,0,.14),0 1px 3px 0 rgba(0,0,0,.12);
  }
  & when (@level = 2) {
    box-shadow: 0 3px 1px -2px rgba(0,0,0,.2),0 2px 2px 0 rgba(0,0,0,.14),0 1px 5px 0 rgba(0,0,0,.12);
  }
  & when (@level = 3) {
    box-shadow: 0 3px 3px -2px rgba(0,0,0,.2),0 3px 4px 0 rgba(0,0,0,.14),0 1px 8px 0 rgba(0,0,0,.12);
  }
  & when (@level = 4) {
    box-shadow: 0 2px 4px -1px rgba(0,0,0,.2),0 4px 5px 0 rgba(0,0,0,.14),0 1px 10px 0 rgba(0,0,0,.12);
  }
  & when (@level = 5) {
    box-shadow: 0 3px 5px -1px rgba(0,0,0,.2),0 5px 8px 0 rgba(0,0,0,.14),0 1px 14px 0 rgba(0,0,0,.12);
  }
  & when (@level = 6) {
    box-shadow: 0 3px 5px -1px rgba(0,0,0,.2),0 6px 10px 0 rgba(0,0,0,.14),0 1px 18px 0 rgba(0,0,0,.12);
  }
  & when (@level = 7) {
    box-shadow: 0 4px 5px -2px rgba(0,0,0,.2),0 7px 10px 1px rgba(0,0,0,.14),0 2px 16px 1px rgba(0,0,0,.12);
  }
  & when (@level = 8) {
    box-shadow: 0 5px 5px -3px rgba(0,0,0,.2),0 8px 10px 1px rgba(0,0,0,.14),0 3px 14px 2px rgba(0,0,0,.12);
  }
  & when (@level = 9) {
    box-shadow: 0 5px 6px -3px rgba(0,0,0,.2),0 9px 12px 1px rgba(0,0,0,.14),0 3px 16px 2px rgba(0,0,0,.12);
  }
  & when (@level = 10) {
    box-shadow: 0 6px 6px -3px rgba(0,0,0,.2),0 10px 14px 1px rgba(0,0,0,.14),0 4px 18px 3px rgba(0,0,0,.12);
  }
  & when (@level = 11) {
    box-shadow: 0 6px 7px -4px rgba(0,0,0,.2),0 11px 15px 1px rgba(0,0,0,.14),0 4px 20px 3px rgba(0,0,0,.12);
  }
  & when (@level = 12) {
    box-shadow: 0 7px 8px -4px rgba(0,0,0,.2),0 12px 17px 2px rgba(0,0,0,.14),0 5px 22px 4px rgba(0,0,0,.12);
  }
  & when (@level = 13) {
    box-shadow: 0 7px 8px -4px rgba(0,0,0,.2),0 13px 19px 2px rgba(0,0,0,.14),0 5px 24px 4px rgba(0,0,0,.12);
  }
  & when (@level = 14) {
    box-shadow: 0 7px 9px -4px rgba(0,0,0,.2),0 14px 21px 2px rgba(0,0,0,.14),0 5px 26px 4px rgba(0,0,0,.12);
  }
  & when (@level = 15) {
    box-shadow: 0 8px 9px -5px rgba(0,0,0,.2),0 15px 22px 2px rgba(0,0,0,.14),0 6px 28px 5px rgba(0,0,0,.12);
  }
  & when (@level = 16) {
    box-shadow: 0 8px 10px -5px rgba(0,0,0,.2),0 16px 24px 2px rgba(0,0,0,.14),0 6px 30px 5px rgba(0,0,0,.12);
  }
  & when (@level = 17) {
    box-shadow: 0 8px 11px -5px rgba(0,0,0,.2),0 17px 26px 2px rgba(0,0,0,.14),0 6px 32px 5px rgba(0,0,0,.12);
  }
  & when (@level = 18) {
    box-shadow: 0 9px 11px -5px rgba(0,0,0,.2),0 18px 28px 2px rgba(0,0,0,.14),0 7px 34px 6px rgba(0,0,0,.12);
  }
  & when (@level = 19) {
    box-shadow: 0 9px 12px -6px rgba(0,0,0,.2),0 19px 29px 2px rgba(0,0,0,.14),0 7px 36px 6px rgba(0,0,0,.12);
  }
  & when (@level = 20) {
    box-shadow: 0 10px 13px -6px rgba(0,0,0,.2),0 20px 31px 3px rgba(0,0,0,.14),0 8px 38px 7px rgba(0,0,0,.12);
  }
  & when (@level = 21) {
    box-shadow: 0 10px 13px -6px rgba(0,0,0,.2),0 21px 33px 3px rgba(0,0,0,.14),0 8px 40px 7px rgba(0,0,0,.12);
  }
  & when (@level = 22) {
    box-shadow: 0 10px 14px -6px rgba(0,0,0,.2),0 22px 35px 3px rgba(0,0,0,.14),0 8px 42px 7px rgba(0,0,0,.12);
  }
  & when (@level = 23) {
    box-shadow: 0 11px 14px -7px rgba(0,0,0,.2),0 23px 36px 3px rgba(0,0,0,.14),0 9px 44px 8px rgba(0,0,0,.12);
  }
  & when (@level = 24) {
    box-shadow: 0 11px 15px -7px rgba(0,0,0,.2),0 24px 38px 3px rgba(0,0,0,.14),0 9px 46px 8px rgba(0,0,0,.12);
  }
}

.no-scrollbar() {
  &::-webkit-scrollbar {
    display: none !important;
    width: 0 !important;
    height: 0 !important;
    -webkit-appearance: none;
    opacity: 0 !important;
  }
}

.ellipsis() {
  white-space:nowrap;
  text-overflow:ellipsis;
  overflow:hidden;
  word-wrap: break-word;
}